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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Edinburgh Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For Welwyn, the live forecast above shows the most accurate up-to-the-minute conditions for the town, including temperature, wind speed and any chance of rain for today.
What is the outlook for Welwyn this week?
Welwyn, situated in Hertfordshire just north of the M25 and close to the River Mimram, typically sees a mix of conditions this time of year. The live forecast above indicates whether you can expect a dry or unsettled period, with daytime highs and overnight lows clearly shown for the next few days. For a broader view of conditions across the region, check our UK weather hub.
How does Welwyn’s weather compare with nearby towns?
Welwyn often shares a similar pattern to neighbouring Welwyn Garden City and St Albans, though localised showers can vary. If you are heading south, the Bristol Weather page offers a useful comparison for western areas. For those planning ahead, the 10 Day Weather Forecast UK gives a longer-term view.
What is the weather in Welwyn Garden City tomorrow?
Refer to the live forecast above for tomorrow’s details; it shows the expected temperature range and any rain for Welwyn and the immediate area, including Welwyn Garden City.
Is the Met Office weather for Welwyn reliable?
The Met Office provides the official UK weather service, and the live forecast above draws on similar data. For the most authoritative updates, always check the Met Office directly.
How does the BBC weather for St Albans compare?
St Albans, just south of Welwyn, often has a very similar forecast due to their proximity. The live forecast above is relevant for both towns, though minor local variations can occur.